stackube/pkg/util/flags.go
Pengfei Ni 681f75ddd0 Add LICENSE for files
This PR adds license for all files. It also adds a script
hack/verify-boilerplate.sh for checking whether license is
set correctly.

Change-Id: Ib691187f3128f6787510aa914d5c0e01e8e1b22f
Signed-off-by: Pengfei Ni <feiskyer@gmail.com>
2017-07-28 16:09:52 +08:00

59 lines
1.7 KiB
Go

/*
Copyright (c) 2017 OpenStack Foundation.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package util
import (
goflag "flag"
"os"
"strings"
"github.com/golang/glog"
"github.com/spf13/pflag"
)
// WordSepNormalizeFunc changes all flags that contain "_" separators
func WordSepNormalizeFunc(f *pflag.FlagSet, name string) pflag.NormalizedName {
if strings.Contains(name, "_") {
return pflag.NormalizedName(strings.Replace(name, "_", "-", -1))
}
return pflag.NormalizedName(name)
}
// WarnWordSepNormalizeFunc changes and warns for flags that contain "_" separators
func WarnWordSepNormalizeFunc(f *pflag.FlagSet, name string) pflag.NormalizedName {
if strings.Contains(name, "_") {
nname := strings.Replace(name, "_", "-", -1)
glog.Warningf("%s is DEPRECATED and will be removed in a future version. Use %s instead.", name, nname)
return pflag.NormalizedName(nname)
}
return pflag.NormalizedName(name)
}
// InitFlags normalizes and parses the command line flags
func InitFlags() {
pflag.CommandLine.SetNormalizeFunc(WordSepNormalizeFunc)
pflag.CommandLine.AddGoFlagSet(goflag.CommandLine)
pflag.Parse()
path := pflag.Lookup("log-dir").Value.String()
if _, err := os.Stat(path); os.IsNotExist(err) {
os.MkdirAll(path, 0755)
}
}